Home / 25,372,143-35,013,575.34-13,769,703.72

Finding the Fourth Proportional to 25,372,143, 35,013,575.34 and 13,769,703.72

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Solution

The fourth proportional to 25,372,143, 35,013,575.34 and 13,769,703.72 is: 19,002,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,372,143 : 35,013,575.34 = 13,769,703.72 : x
  2. Step 2: Convert to fraction form
    25,372,143/35,013,575.34 = 13,769,703.72/x
  3. Step 3: Cross multiply
    25,372,143x = 35,013,575.34 × 13,769,703.72
  4. Step 4: Simplify right side
    25,372,143x = 482,126,558,609,698.31
  5. Step 5: Solve for x
    x = 482,126,558,609,698.31/25,372,143
  6. Step 6: Final answer
    x = 19,002,200.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.